package servlets;


import Conexao.ConsultaBD;
import Entidade.Usuario;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class cadUsuarioServlet extends HttpServlet {

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException, SQLException {
        
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        RequestDispatcher rd;
        
        try {
            
            try{
                
            if(request.getParameter("nome").isEmpty()){
                 
                throw new Exception("Informe o nome do usuário");
            }
            if(request.getParameter("senha").isEmpty()){
                 
                throw new Exception("Informe a senha do usuário");
            }
                

            if(request.getParameter("id").isEmpty())
            {
            
            Usuario usuario = new Usuario();
            usuario.setNome(request.getParameter("nome"));
            usuario.setSenha(request.getParameter("senha"));
                
            usuario.Salvar(usuario);       

            }
            else
            {
                
            Object o = ConsultaBD.SelecionarFrom("Usuario where id = " + request.getParameter("id").toString());
            
            Usuario usuario = (Usuario)o;
            usuario.setNome(request.getParameter("nome"));
            usuario.setSenha(request.getParameter("senha")); ;
                
                usuario.Atulizar(usuario);       
                   
            }
            
            rd = request.getRequestDispatcher("consultar.jsp?item=usuario");
            rd.include(request, response);
            
            }catch(Exception e ){
                
                String erro = "<script>"
                        + "alert('Erro: " + e.getMessage() + "');"
                        + "</script>";
                        
                out.print(erro);
                rd = request.getRequestDispatcher("cadastros.jsp?item=usuario");
                rd.include(request, response);

            }
            
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="Métodos HttpServlet. Clique no sinal de + à esquerda para editar o código.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        try {
            processRequest(request, response);
        } catch (SQLException ex) {
            Logger.getLogger(cadUsuarioServlet.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        try {
            processRequest(request, response);
        } catch (SQLException ex) {
            Logger.getLogger(cadUsuarioServlet.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
